From e90b72ec3082588b296956730bd2930cf8d5d671 Mon Sep 17 00:00:00 2001
From: Richard Qin <richard.qin.x@gmail.com>
Date: Fri, 10 Jul 2026 11:31:46 +0800
Subject: refactor: promote new architecture to repository root

Archive the deprecated implementation under lume-legacy, make the new kernel the default root-level build, and update repository entry points without changing kernel behavior.
---
 lume-legacy/include/ulib/cstdlib | 57 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 lume-legacy/include/ulib/cstdlib

(limited to 'lume-legacy/include/ulib/cstdlib')

diff --git a/lume-legacy/include/ulib/cstdlib b/lume-legacy/include/ulib/cstdlib
new file mode 100644
index 0000000..8b07338
--- /dev/null
+++ b/lume-legacy/include/ulib/cstdlib
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2026 Richard QIn
+ */
+
+#ifndef _CPP_CSTDLIB
+#define _CPP_CSTDLIB
+
+#include "stdlib.h"
+
+namespace std
+{
+    using :: malloc;
+    using :: free;
+    using :: calloc;
+    using :: realloc;
+
+    using :: exit;
+    using :: abort;
+    using :: atexit;
+    using :: getenv;
+    using :: system;
+
+    using :: atoi;
+    using :: atol;
+    using :: atoll;
+    using :: atof;
+
+    using :: strtol;
+    using :: strtoul;
+    using :: strtoll;
+    using :: strtoull;
+
+    using :: strtod;
+    using :: strtof;
+
+    using :: bsearch;
+    using :: qsort;
+
+    using :: abs;
+    using :: labs;
+    using :: llabs;
+    using :: div;
+    using :: ldiv;
+    using :: lldiv;
+
+    using :: rand;
+    using :: srand;
+
+    using :: mblen;
+    using :: mbtowc;
+    using :: wctomb;
+    using :: mbstowcs;
+    using :: wcstombs;
+}
+
+#endif
\ No newline at end of file
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